90251278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 149700096

約数和(自身を除く): 59448818

約数列:

[1, 2, 13, 26, 67, 103, 134, 206, 503, 871, 1006, 1339, 1742, 2678, 6539, 6901, 13078, 13802, 33701, 51809, 67402, 89713, 103618, 179426, 438113, 673517, 876226, 1347034, 3471203, 6942406, 45125639, 90251278]

約数ペア:

[(1, 90251278), (2, 45125639), (13, 6942406), (26, 3471203), (67, 1347034), (103, 876226), (134, 673517), (206, 438113), (503, 179426), (871, 103618), (1006, 89713), (1339, 67402), (1742, 51809), (2678, 33701), (6539, 13802), (6901, 13078)]